Ramu has 12 coins with him. How could he arrange his coins in different ways?

Uma has made a sweet chikki .She wanted it to be rectangular .In how many different ways can she verify that it is rectangular?

A bag contains 12 two rupee coins, 7 one rupee coins and 4 half rupee coins. If 3 coins are selected at random find the probability that i) The sum of the 3 coins is maximum ii) The sum of the 3 coins is minimum iii) Each coin is of different value.

A box contains 12 two rupee coins, 7 one rupee coins and 4 half rupee coins. If 3 coins are selected at random, find the probability that (i) sum of three coins is maximum (ii) each coin is of different value (iii) selection contains atleast one rupee coin (iv) all selected 3 coins have same value

A man has 3 sons and 6 schools within his reach . In how many ways he can send his sons to school , if no two of his sons are to read in the same school ?

A man has 4 sons and there are 5 schools within his reach. In how many ways can he admit his sons in the schools so that no two of them will be in the same school.

A student has 5 pant and 8 shirts . The number of ways in which he can wear the dress in different combination is

John has no place in his house but he wants to plant vegetables like tomato in his house. Suggest him different ways to do so.

A bag contains 12 two rupee coins, 8 one rupee coins, and 4 half rupee coins. If 3 coins are selected at random, then the probability that each coins is of different value is

Sirisha has ₹9 in fifty-paisa and twenty five paise coins. She has twice as many twenty five paise coins as she has fifty paise coins. How many coins of each kind.does she have?

10 beggars are sitting in a row. The number of ways in which a person having 4 one rupec coins (like), and 6 two rupee coins (like), can give away all coins to them so that each gets one coin and no two adjacent beggars will get one rupee coins. (Hint : By calling one rupee coin as A and two rupee coin as B, we have to arrange AAAABBBBBB so that no two A's are together)